San Francisco, CA

12:58 PM PDT on April 30, 2017 (GMT -0700)
San Francisco International

Weather History for KSFO - April, 2014

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Wednesday, April 30, 2014

  Actual Average Record
Temperature  
Mean Temperature 75 °F 58 °F  
Max Temperature 90 °F 66 °F 90 °F (1996)
Min Temperature 60 °F 50 °F 41 °F (1946)
Degree Days  
Heating Degree Days 0 7  
Month to date heating degree days 143 247  
Since 1 July heating degree days 1864 2368  
Cooling Degree Days 10 0  
Month to date cooling degree days 21 5  
Year to date cooling degree days 21 6  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 46    
Maximum Humidity 72    
Minimum Humidity 19    
Precipitation  
Precipitation 0.00 in 0.03 in 0.71 in (1983)
Month to date precipitation 1.61 1.29  
Year to date precipitation 7.31 12.50  
Since 1 July precipitation 8.80  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 4 mph (WNW)    
Max Wind Speed 13 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Apr. 30, 2014 Rise Set
Actual Time 6:15 AM PDT 7:58 PM PDT
Civil Twilight 5:47 AM PDT 8:27 PM PDT
Nautical Twilight 5:13 AM PDT 9:01 PM PDT
Astronomical Twilight 4:37 AM PDT 9:37 PM PDT
Moon 7:20 AM PDT 9:41 PM PDT
Length of Visible Light 14h 40m
Length of Day
13h 43m
Waxing Crescent, 3% of the Moon is Illuminated
Apr 30
Waxing Crescent
May 6
First Quarter
May 14
Full
May 21
Last Quarter
May 28
New

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 62.1 °F - 51.1 °F 67% 30.06 in 10.0 mi West 5.8 mph - N/A   Clear
1:56 AM 61.0 °F - 51.1 °F 70% 30.06 in 10.0 mi WNW 4.6 mph - N/A   Clear
2:56 AM 63.0 °F - 54.0 °F 72% 30.06 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 61.0 °F - 48.0 °F 62% 30.05 in 10.0 mi Calm Calm - N/A   Clear
4:56 AM 61.0 °F - 48.0 °F 62% 30.06 in 10.0 mi Calm Calm - N/A   Clear
5:56 AM 61.0 °F - 50.0 °F 67% 30.06 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 AM 62.1 °F - 53.1 °F 72% 30.07 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:56 AM 68.0 °F - 53.1 °F 59% 30.08 in 10.0 mi SSE 3.5 mph - N/A   Partly Cloudy
8:56 AM 69.1 °F - 57.9 °F 68% 30.08 in 10.0 mi East 5.8 mph - N/A   Partly Cloudy
9:56 AM 73.0 °F - 57.0 °F 57% 30.08 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
10:56 AM 78.1 °F - 52.0 °F 40% 30.08 in 10.0 mi ESE 4.6 mph - N/A   Partly Cloudy
11:56 AM 81.0 °F - 48.9 °F 33% 30.07 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:56 PM 80.1 °F 80.1 °F 55.0 °F 42% 30.06 in 10.0 mi North 6.9 mph - N/A   Scattered Clouds
1:56 PM 81.0 °F 80.7 °F 55.0 °F 41% 30.05 in 10.0 mi North 5.8 mph - N/A   Scattered Clouds
2:56 PM 84.9 °F 83.6 °F 55.0 °F 36% 30.04 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
3:56 PM 84.0 °F 82.9 °F 55.0 °F 37% 30.02 in 10.0 mi NNE 4.6 mph - N/A   Scattered Clouds
4:56 PM 90.0 °F - 48.9 °F 24% 30.01 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
5:56 PM 89.1 °F - 43.0 °F 20% 30.01 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
6:56 PM 86.0 °F - 42.1 °F 21% 29.99 in 10.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
7:56 PM 81.0 °F - 44.1 °F 27% 30.01 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
8:56 PM 77.0 °F - 43.0 °F 30% 30.03 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
9:56 PM 79.0 °F - 33.1 °F 19% 30.05 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
10:56 PM 75.0 °F - 42.1 °F 31% 30.05 in 10.0 mi SSW 3.5 mph - N/A   Clear
11:56 PM 72.0 °F - 46.0 °F 40% 30.04 in 10.0 mi Calm Calm - N/A   Clear